Discovery certificate for object 2020chf
TNS Astronomical Transient Report No. 61592 [ 2020TNSTR.461....1N ]

Date Received (UTC): 2020-02-12 05:24:55
Sender: ZTF (ZTF_AMPEL_NEW)
Reporting Group: ZTF     Discovery Data Source: ZTF

J. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTF report/s the discovery of a new astronomical transient.

IAU Designation: AT 2020chf
Discoverer internal name: ZTF19aainjsn
Coordinates (J2000): RA = 03:55:38.751 (58.91146365) DEC = -12:30:37.15 (-12.51032075)
Discovery date: 2020-02-12 03:03:29.000 (JD=2458891.627419)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2020-02-12 03:03:29.000
Flux: 19.05 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2020-02-02 02:32:57
Limiting flux: 19.7113 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2020chf